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项目地址：https://github.com/Arisono/Gradle-demo/**
* @desc:post json数据提交 Header+params+json
*/
@SuppressWarnings("deprecation")
public static void sendHeadersAndJSON() {
// 表单提交 这种能满足大部分的需求
RequestBody formBody = new FormBody.Builder()
.add("jsonData", "{\"data\":\"121\",\"data1\":\"2232\"}")
.add("username", "Arison+中文").add("password", "1111111")
.build();
String postBody = "{\"type\":\"post json提交\"}";
String postBody2 = "{\"type2\":\"post json提交\"}";
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("http://localhost:8080/spring-mvc-showcase/api/getHeaders")
.header("cookie", "JSESSIONID=EB36DE5E50E342D86C55DAE0CDDD4F6D")
.addHeader("content-type", "application/json;charset:utf-8")
.addHeader("Home", "china")// 自定义的header
.addHeader("user-agent", "android")
// .post(RequestBody.create(MEDIA_TYPE_TEXT, postBody))
.post(formBody)
// 表单提交
.put(RequestBody.create(
MediaType.parse("application/json; charset=utf-8"),
postBody))// post json提交
.put(RequestBody.create(
MediaType.parse("application/json; charset=utf-8"),
postBody2))// post json提交
.build();
try {
Response response = client.newCall(request).execute();
if (response.isSuccessful()) {
String json = response.body().string();
System.out.println(json);
String post = JSON.parseObject(json).getString("postBody");
System.out.println("转义之前：" + post);
System.out.println("转义之后：" + URLDecoder.decode(post));
}
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* @desc:发送请求头以及请求参数 Header+params
*/
public static void sendHeadersAndParams() {
String china_str = "";
try {
china_str = URLEncoder.encode("中文", "UTF-8");
} catch (UnsupportedEncodingException e1) {
e1.printStackTrace();
}
// 表单提交
RequestBody formBody = new FormBody.Builder().add("query", "Hello")
.add("username", "Arison").add("password", "1111111").build();
// 第二个表单会覆盖第一个
/*
* RequestBody formBody2 = new FormBody.Builder() .add("search",
* "Jurassic Park") .build();
*/
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("http://localhost:8080/spring-mvc-showcase/api/getHeaders")
.header("cookie", "JSESSIONID=EB36DE5E50E342D86C55DAE0CDDD4F6D")
.addHeader("content-type", "text/html;charset:utf-8")
.addHeader("Home", "china")// 自定义的header
.addHeader("Home1", china_str)// 自定义的header 传中文
.addHeader("user-agent", "android")
// .post(RequestBody.create(MEDIA_TYPE_TEXT, postBody))
.post(formBody)
// .post(formBody2)
.build();
try {
Response response = client.newCall(request).execute();
if (response.isSuccessful()) {
String json = response.body().string();
System.out.println(json);
}
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* @desc:发送请求头
*/
public static void sendHeaders() {
String china_str = "";
try {
china_str = URLEncoder.encode("中文", "UTF-8");
} catch (UnsupportedEncodingException e1) {
e1.printStackTrace();
}
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("http://localhost:8080/spring-mvc-showcase/api/getHeaders")
.header("cookie", "JSESSIONID=EB36DE5E50E342D86C55DAE0CDDD4F6D")
.addHeader("content-type", "text/html;charset:utf-8")
.addHeader("Home", "china")// 自定义的header
.addHeader("Home1", china_str)// 自定义的header 传中文
.addHeader("user-agent", "android").build();
try {
Response response = client.newCall(request).execute();
if (response.isSuccessful()) {
String json = response.body().string();
System.out.println(json);
String home1 = JSON.parseObject(json).getJSONObject("headers")
.getString("home1");
System.out.println(URLDecoder.decode(home1, "utf-8"));
}
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* @dec 基本测试
* @throws IOException
*/
public static void sendBasicRequest() {
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder().url("http://www.baidu.com")
.build();
try {
Response response = client.newCall(request).execute();
if (!response.isSuccessful()) {
// throw new IOException("服务器端错误: " + response);
}
// 输入响应头
Headers responseHeaders = response.headers();
for (int i = 0; i < responseHeaders.size(); i++) {
System.out.println(responseHeaders.name(i) + ": "
+ responseHeaders.value(i));
}
// 输出响应实体
// System.out.println(response.body().string());
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}服务器核心方法：
/**接收请求头
* @return
*/
@RequestMapping(value = "/api/getHeaders")
private @ResponseBody LinkedHashMap<String, Object> receiveHeaders(
HttpServletRequest request,
@CookieValue(value = "JSESSIONID", required = false)
String sessionId,@RequestBody String postBody) {
LinkedHashMap<String, Object> result=new LinkedHashMap<String, Object>();
Map<String, Object> header=new HashMap<String, Object>();
Map<String, Object> params=new HashMap<String, Object>();
result.put("postBody", postBody);
@SuppressWarnings("rawtypes")
Enumeration paramNames =request.getParameterNames();
while (paramNames.hasMoreElements()) {
String key = (String) paramNames.nextElement();
Object value = request.getParameter(key);
params.put(key, value);
}
result.put("params", params);
@SuppressWarnings("rawtypes")
Enumeration headerNames = request.getHeaderNames();
while (headerNames.hasMoreElements()) {
String key = (String) headerNames.nextElement();
String value = request.getHeader(key);
header.put(key, value);
}
result.put("headers", header);
result.put("JSESSIONID", sessionId);
System.out.println(result.toString());
return result;
}参考文档：
https://github.com/square/okhttp/wiki/Recipes
